| Jens Grembowietz | |
| Birth Date: | 2 February 1987 |
| Birth Place: | Essen, West Germany |
| Position: | Defender |
| Currentclub: | Hammer SpVg |
| Clubnumber: | 5 |
| Years1: | 2006–2008 |
| Years2: | 2008–2009 |
| Years3: | 2009–2010 |
| Years4: | 2010–2012 |
| Clubs1: | FC Schalke 04 II |
| Clubs2: | Dynamo Dresden |
| Clubs3: | Preußen Münster |
| Clubs4: | KSV Hessen Kassel |
| Caps1: | 46 |
| Caps2: | 15 |
| Caps3: | 26 |
| Caps4: | 40 |
| Goals1: | 3 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 4 |
| Years5: | 2013–2014 |
| Caps5: | 34 |
| Goals5: | 2 |
| Years6: | 2014– |
| Caps6: | 17 |
| Goals6: | 0 |
| Club-Update: | June 30, 2013 |
Jens Grembowietz (born February 2, 1987) is a German footballer who plays as a defender for Hammer SpVg.